“两栖纲”的概念、定义、翻译、参考文献-科学参考

单词	两栖纲
释义	两栖纲 Encyclopedia 理学两栖纲（化石）释两栖纲（化石）脊椎动物中最早登上陆地的一个门类，其他陆生脊椎动物由它发展而来。包括现生两栖类及其近亲（滑体两栖类）和古生代、中生代的非羊膜类四足动物（即“古代”两栖类）。
随便看	Free Steal free streaming free-streaming damping free streamline theory freestyle freestyle of Summer Paralympics freestyle roller skating freestyle ski cross freestyle ski halfpipe freestyle skiing freestyle skiing aerials freestyle skiing moguls freestyle ski resort freestyle ski slopestyle freestyle swimming of Summer Special Olympics freestyle wrestling freestyle wrestling of Summer Deaflympics free subgroup free subscript free substitution free surface free surface approximation free surface boundary conditions free surface planning free system

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。